Aviom A-16 Personal Monitor Mixing System26The Bass and Treble EQs in the Personal Mixer are both shelving type. There is+/-12dB of cut or boost available for each.Bass EQ 160Hz shelving Treble EQ 9kHz shelving+12dB-12dB+12dB-12dB160Hz 9kHzMaster VolumeThe overall system volume is controlled by the M ASTER VOLUME control, not to beconfused with the Channel Volume control. This is a digitally-controlled analogvolume control. Turn it counterclockwise for a full off setting. As a general sugges-tion, start with the Master Volume knob at a low setting, about 9 or 10 o’clock tostart. Raise the volume slowly from that point to a comfortable level.Note: Always use caution when adjusting any audio systemcomponent to avoid potential hearing damage.Button BehaviorsThere are various combinations of lighted and unlighted buttons on the A-16RPersonal Mixer. Here is an overview:• Channel buttons have two LEDs, an upper and lower. The upper but-ton is red and indicates that the Channel is selected. The lower buttonis yellow; it indicates that the Channel is muted. Channel buttons willlight solid or flash.• The R ECALL button has one red LED. It flashes when the R ECALL but-ton is pressed, indicating that you can now select a Preset by touchingany numbered button.• There is one LED in the G ROUP button. When the G ROUP button ispressed, the LED flashes. This indicates that you can now build or edita Group.• The R ECALL and G ROUP buttons will both flash when held downsimultaneously. This is the Save Mode, as indicated by the connecting